Ricky ran 3/4 of a mile in 1/12 of an hour. What was Ricky´s average speed?

9

Step-by-step explanation:

3/4mile takes 1/12 hours

so a whole hour is 3/4 / 1/12 = 3/4*12 = 9miles/hour

3/2 miles per hour

Step-by-step explanation:

To find his average speed, divide 3/4 mile by 1/2 hour:

 3        2

*   = 3/2 miles per hour

 4         1

1,150 give brainliest

step-by-step explanation

2r= 2300

r =1150